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Viewing changes to desktopcouch/stop_local_couchdb.py

  • Committer: Bazaar Package Importer
  • Author(s): David Paleino
  • Date: 2010-03-04 19:11:48 UTC
  • mfrom: (1.5.3 upstream)
  • Revision ID: james.westby@ubuntu.com-20100304191148-zcwp3rffruwkalvc
Tags: 0.6.2-1
* New upstream version
* debian/patches/01-use_simplejson.patch removed, better handled
  upstream (simplejson for py2.5 and json for py2.6)
* debian/rules: chmod desktop-stop to 755, since it's intended as
  an executable script
* debian/control: bump debhelper dependency to >= 7.0.50~ to use
  overridden rules in debian/rules

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desktopcouch/stop_local_couchdb.py
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#!/usr/bin/python
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# Copyright 2009 Canonical Ltd.
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#
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# This file is part of desktopcouch.
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# along with desktopcouch.  If not, see <http://www.gnu.org/licenses/>.
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#
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# Author: Chad Miller <chad.miller@canonical.com>
 
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#         Stuart Langridge <stuart.langridge@canonical.com>
 
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"""
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Stop local CouchDB server.
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"""
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import os
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import desktopcouch
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import time
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import signal
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import errno
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def stop_couchdb(pid=None):
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    by_pid = pid
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    if pid is None:
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        pid = desktopcouch.find_pid(start_if_not_running=False)
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    while pid is not None:
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        try:
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            os.kill(pid, signal.SIGTERM)
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        except OSError, e:
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            if e.errno == errno.ESRCH:
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                break
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            raise
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        for retry in xrange(300):
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            try:
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                os.kill(pid, 0)  # test existence. sig-zero is special.
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            except OSError:
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                break
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            time.sleep(0.01)
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        if by_pid:
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            pid = None
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        else:
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            pid = desktopcouch.find_pid(start_if_not_running=False)
 
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import subprocess, sys
 
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from desktopcouch import local_files
 
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def stop_couchdb(ctx=local_files.DEFAULT_CONTEXT):
 
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    local_exec = ctx.couch_exec_command + ["-k"]
 
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    try:
 
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        retcode = subprocess.call(local_exec, shell=False)
 
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        if retcode < 0:
 
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            print >> sys.stderr, "Child was terminated by signal", -retcode
 
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        elif retcode > 0:
 
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            print >> sys.stderr, "Child returned", retcode
 
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    except OSError, e:
 
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        print >> sys.stderr, "Execution failed: %s: %s" % (e, local_exec)
 
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        exit(1)
 
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if __name__ == "__main__":
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    stop_couchdb()